Home / 22,825.89-31,500.95-12,754.53

Finding the Fourth Proportional to 22,825.89, 31,500.95 and 12,754.53

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Solution

The fourth proportional to 22,825.89, 31,500.95 and 12,754.53 is: 17,601.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,825.89 : 31,500.95 = 12,754.53 : x
  2. Step 2: Convert to fraction form
    22,825.89/31,500.95 = 12,754.53/x
  3. Step 3: Cross multiply
    22,825.89x = 31,500.95 × 12,754.53
  4. Step 4: Simplify right side
    22,825.89x = 401,779,748.03
  5. Step 5: Solve for x
    x = 401,779,748.03/22,825.89
  6. Step 6: Final answer
    x = 17,601.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.